| 
 Model  | 
 R176  | 
| 
 Type  | 
 Single-cylinder Four-stroke  | 
| 
 Combustion system  | 
 Swirlcombustion Chamber  | 
| 
 Bore×stroke(mm)  | 
 76×65  | 
| 
 Compression ratio  | 
 22±1  | 
| 
 1-hour rated output(kw/r/min)  | 
 4.20/3000  | 
| 
 12-hour rated output(kw/r/min)  | 
 3.82/3000  | 
| 
 Specific fuel consumption(g/kw.h)  | 
 ≤308  | 
| 
 Specific lube oil consumption(g/kw.h)  | 
 ≤4.76  | 
| 
 Cooling system  | 
 Hopper Water-cooled  | 
| 
 Lubrication system  | 
 Combined pressure and Splashing  | 
| 
 Starting method  | 
 Hand crank  | 
| 
 Net weight(kg)  | 
 35  | 
| 
 Method of power output  | 
 Output of flywheel end  | 
| 
 Overall dimensions (L×W×H)(mm)  | 
 498×294×360  |